extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Scour

Firefox extension·by AdZero Adblocker
79
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.

Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue

How it ranks

Scour's safety score vs every other extension we've scanned
Globally
23%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,885 extensions
In Privacy & Security
26%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,625 privacy & security extensions
Findings
68
median 11Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
11
median 4Declared in manifest
Active users
1
median 3vs category median

Findings breakdown

Automated security signal · 68 distinct issues across 6 severities
68
distinct issues
detected

Permissions requested

2 risky permissions of 11 total
2 high-risk permissions require attention
This extension requests 11 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

Low
Schedule tasks

Can schedule periodic background tasks

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

Info
https://*.youtube.com/*

No additional information available.

Info
*://*.scour.com/app/extn-instl-success

No additional information available.

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Scan performed by extenshi.io · Oct 22, 2026
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